Pushed back constraintResolve.c to the previous version.

[splint.git] / src / qual.c

diff --git a/src/qual.c b/src/qual.c
index 08af30e14b583481e2203fb471a6ca8c585fb874..855a13f7cbbe303e6709f0ea253e0ae0f4cd033a 100644 (file)
--- a/src/qual.c
+++ b/src/qual.c
@@ -1,6 +1,6 @@
 /*
 ** Splint - annotation-assisted static program checker
-** Copyright (C) 1994-2002 University of Virginia,
+** Copyright (C) 1994-2003 University of Virginia,
 **         Massachusetts Institute of Technology
 **
 ** This program is free software; you can redistribute it and/or modify it
@@ -30,7 +30,7 @@
 # include "splintMacros.nf"
 # include "basic.h"
 
-static qual qual_createPlainAux (int i)
+static qual qual_createPlainAux (int i) /*@*/ 
 {
   qual res = (qual) dmalloc (sizeof (*res));
   res->kind = (quenum) i;
@@ -40,22 +40,47 @@ static qual qual_createPlainAux (int i)
   return res;
 }
 
-extern qual qual_createPlain (quenum q)
+static qual qtable[QU_LAST];
+static bool isinit = FALSE;
+
+extern void qual_initMod (void)
 {
-  static bool isinit = FALSE;
-  static qual qtable[QU_LAST];
+  int i = (int) QU_UNKNOWN;
+  llassert (!isinit);
+
+  while (i < (int) QU_LAST) {
+    qtable[i] = qual_createPlainAux (i);
+    i++;
+  }
+  
+  isinit = TRUE;
+}
 
-  if (!isinit) {
-    int i = (int) QU_UNKNOWN;
+static void qual_free (qual p_q) ;
+
+extern void qual_destroyMod (void)
+{
+  if (isinit)
+    {
+      int i = (int) QU_UNKNOWN;
+      isinit = FALSE;
 
-    while (i < (int) QU_LAST) {
-      qtable[i] = qual_createPlainAux (i);
-      i++;
+      while (i < (int) QU_LAST) {
+       qual_free (qtable[i]);
+       i++;
+      }
     }
+}
 
-    isinit = TRUE;
-  }
+static void qual_free (qual q)
+{
+  llassert (!isinit);
+  sfree (q);
+}
 
+extern qual qual_createPlain (quenum q)
+{
+  llassert (isinit);
   llassert (q != QU_USERANNOT && q < QU_LAST);
   return qtable[(int) q];
 }
@@ -96,6 +121,7 @@ cstring qual_unparse (qual q)
        {
        case QU_UNKNOWN:    return cstring_makeLiteralTemp ("unknown");
        case QU_ABSTRACT:   return cstring_makeLiteralTemp ("abstract");
+       case QU_NUMABSTRACT:return cstring_makeLiteralTemp ("numabstract");
        case QU_CONCRETE:   return cstring_makeLiteralTemp ("concrete");
        case QU_MUTABLE:    return cstring_makeLiteralTemp ("mutable");
        case QU_IMMUTABLE:  return cstring_makeLiteralTemp ("immutable");
@@ -167,6 +193,28 @@ cstring qual_unparse (qual q)
   BADEXIT;
 }
 
+qual qual_abstractFromCodeChar (char c)
+{
+  switch (c) {
+  case '-': return qual_createUnknown ();
+  case 'a': return qual_createAbstract ();
+  case 'n': return qual_createNumAbstract ();
+  case 'c': return qual_createConcrete ();
+  BADDEFAULT;
+  }
+}
+
+char qual_abstractCode (qual q)
+{
+  switch (q->kind) {
+  case QU_UNKNOWN: return '-';
+  case QU_ABSTRACT: return 'a';
+  case QU_NUMABSTRACT: return 'n';
+  case QU_CONCRETE: return 'c';
+  BADDEFAULT;
+  }
+}
+
 extern bool qual_match (qual q1, qual q2)
 {
   if (q1->kind == q2->kind) {
@@ -186,18 +234,10 @@ extern annotationInfo qual_getAnnotationInfo (qual q)
   return q->info;
 }
 
-/* Cannot call qual_create after this... */
-
-# if 0
-static void qual_free (qual q)
-{
-  llassert (FALSE);
-  sfree (q);
-}
-# endif
-
 extern cstring qual_dump (qual q)
 {
+  llassert (isinit);
+
   if (q->kind == QU_USERANNOT)
     {
       return message ("%d.%s",
@@ -214,6 +254,7 @@ extern cstring qual_dump (qual q)
 extern qual qual_undump (char **s)
 {
   quenum q = (quenum) reader_getInt (s); 
+  llassert (isinit);
 
   if (q == QU_USERANNOT)
     {